<!DOCTYPE html>
<html lang="zh-cn">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>画笔 / WebGL</title>
  <style>
    canvas {
      /* background-color: pink; */
      margin: 10px;
      outline: 1px solid red;
    }

    body>div {
      display: inline-block;
    }
  </style>
</head>

<body>
  <div id="root0" style="width:300px;height:300px;"></div>
  <div id="root1" style="width:200px;height:300px;"></div>
  <div id="root2" style="width:400px;height:500px;"></div>
  <script src="./dist.js"></script>
</body>

</html>